Èññëåäîâàëè âëèÿíèå âîäíîãî ðàñòâîðà ãèäðàòèðîâàííîãî C 60 -ôóëëåðåíà (ÃÔ) íà ðîñò è "ñòàöèîíàðíîå ñòàðåíèå" (íàêîïëåíèå "âîçðàñòíûõ" èçìåíåíèé êëåòîê ïðè çàìåäëåíèè ñêî-ðîñòè ðàçìíîaeåíèÿ â ïðåäåëàõ îäíîãî ïàññàaeà è äàëüíåéøåì èõ ïðåáûâàíèè â ñòàöèîíàðíîé ôàçå ðîñòà) òðàíñôîðìèðîâàííûõ êóëüòèâèðóåìûõ êëåòîê êèòàéñêîãî õîìÿ÷êà ëèíèè B11-dii FAF28. Êîíå÷íàÿ ðàñ÷åòíàÿ êîíöåíòðàöèÿ ÃÔ â ðîñòîâîé ñðåäå ñîñòàâëÿëà 10 -19 M. Ïàðà-äîêñàëüíî, íî, â ïðîòèâîïîëîaeíîñòü èçâåñòíûì äàííûì îá îòñóòñòâèè öèòîòîêñè÷íîñòè ÃÔ â áîëåå âûñîêèõ êîíöåíòðàöèÿõ, â íàøèõ ýêñïåðèìåíòàõ îí çàìåäëÿë ðàçìíîaeåíèå êëåòîê (îöåíèâàåìîå ïî ðîñòó ìàññîâîé êóëüòóðû, à òàêaeå ïî ýôôåêòèâíîñòè êîëîíèåîáðàçîâàíèÿ) è óñêîðÿë ïðîöåññ "ñòàöèîíàðíîãî ñòàðåíèÿ" êëåòî÷íîé êóëüòóðû. Áîëåå òîãî, ïîâòîðíîå äî-áàâëåíèå âîäíîãî ðàñòâîðà ÃÔ äî óêàçàííîé ðàñ÷åòíîé êîíöåíòðàöèè ê êëåòêàì, óaeå íàõî-äÿùèìñÿ â ñòàöèîíàðíîé ôàçå ðîñòà, âûçûâàëî áûñòðóþ (â òå÷åíèå íå áîëåå ÷åì 24 ÷) ãèáåëü ÷àñòè êëåòî÷íîé ïîïóëÿöèè. Ïðåäïîëàãàåòñÿ, ÷òî îáíàðóaeåííûå îñîáåííîñòè äåéñòâèÿ ÃÔ â ñâåðõìàëîé êîíöåíòðàöèè îïðåäåëÿþòñÿ îñîáûìè ñâîéñòâàìè âîäû, îêðóaeàþùåé ìîëåêóëó ôóëëåðåíà, à èìåííî òåì, ÷òî îíà ÿâëÿåòñÿ ñâîåîáðàçíûì äîíîðîì è àêöåïòîðîì ýëåêòðî-íîâ, îáåñïå÷èâàÿ óïîðÿäî÷åíèå îêèñëèòåëüíî-âîññòàíîâèòåëüíûõ ïðîöåññîâ, ïðîòåêàþùèõ â âîäíûõ ñèñòåìàõ, è îñîáåííî òåõ, â êîòîðûõ ïðèíèìàåò ó÷àñòèå êèñëîðîä. Íå èñêëþ÷åíî, ÷òî òàêèì îáðàçîì ÃÔ â ñâåðõìàëîé êîíöåíòðàöèè âëèÿåò òîëüêî íà òðàíñôîðìèðîâàííûå êëåòêè, òàê ÷òî â íàøèõ äàëüíåéøèõ èññëåäîâàíèÿõ ìû ïëàíèðóåì ïîâòîðèòü ýêñïåðèìåí-òû íà íîðìàëüíûõ ôèáðîáëàñòàõ, îáëàäàþùèõ îãðàíè÷åííûì ìèòîòè÷åñêèì ïîòåíöèàëîì. Âïîëíå âîçìîaeíî òàêaeå, ÷òî âûÿâëåííîå äðóãèìè èññëåäîâàòåëÿìè ãåðîïðîòåêòîðíîå äåéñò-âèå ÃÔ íà ýêñïåðèìåíòàëüíûõ aeèâîòíûõ îïðåäåëÿåòñÿ åãî ïðîòèâîîïóõîëåâûìè, èììóíîñòè-ìóëèðóþùèìè, àíòèâèðóñíûìè è àíòèáàêòåðèàëüíûìè ñâîéñòâàìè, ïðîÿâëÿþùèìèñÿ ëèøü íà óðîâíå öåëîãî îðãàíèçìà. 60 -ôóëëåðåí, ñâåðõíèçêèå êîíöåíòðàöèè, êëåòî÷íûå êóëüòóðû, aeèçíåñïîñîáíîñòü, "ñòàöèîíàðíîå ñòàðåíèå", ýôôåêòèâíîñòü êîëîíèåîáðàçîâàíèÿ. Êëþ÷åâûå ñëîâà: ãèäðàòèðîâàííûé Ñ
Èçó÷èëè âëèÿíèå èçîòîíè÷åñêîãî ðàñòâîðà "Quinton Marine Plasma" (QMP) íà ðàçìíî-aeåíèå è "ñòàöèîíàðíîå ñòàðåíèå" (íàêîïëåíèå "âîçðàñòíûõ" èçìåíåíèé êëåòîê ïðè çàìåäëå-íèè ñêîðîñòè ðàçìíîaeåíèÿ â ïðåäåëàõ îäíîãî ïàññàaeà è äàëüíåéøåì èõ ïðåáûâàíèè â ñòà-öèîíàðíîé ôàçå ðîñòà) òðàíñôîðìèðîâàííûõ êóëüòèâèðóåìûõ êëåòîê êèòàéñêîãî õîìÿ÷êà. Íè â îäíîì èç ýêñïåðèìåíòîâ íå îáíàðóaeèëè âûðàaeåííîãî ïîëîaeèòåëüíîãî äåéñòâèÿ QMP íà èññëåäîâàííûå ïîêàçàòåëè aeèçíåñïîñîáíîñòè êëåòî÷íîé êóëüòóðû. Ïðåäïîëîaeèëè, ÷òî QMP, êàê è ìíîãèå äðóãèå èññëåäîâàííûå àâòîðàìè â ïîñëåäíåå âðåìÿ ïîòåíöèàëüíûå ãåðîïðî-òåêòîðû (2,4-äèíèòðîôåíîë â êîíöåíòðàöèÿõ, îáåñïå÷èâàþùèõ ìÿãêîå ðàçîáùåíèå, ýôèðíîå ìàñëî îðåãàíî, ãèäðàòèðîâàííûé C 60 -ôóëëåðåí è äð.), ìîaeåò ïðîÿâëÿòü ñâîå áëàãîòâîðíîå äåéñòâèå òîëüêî íà óðîâíå öåëîãî îðãàíèçìà, çàäåéñòâóÿ íåéðîãóìîðàëüíûå ìåõàíèçìû, îò-ñóòñòâóþùèå â öèòîëîãè÷åñêèõ ìîäåëüíûõ ñèñòåìàõ. Plasma, öèòîãåðîíòîëîãèÿ, ãåðîïðîòåêòîðû, êóëüòèâè-ðóåìûå êëåòêè, êëåòî÷íàÿ ïðîëèôåðàöèÿ, "ñòàöèîíàðíîå ñòàðåíèå". Êëþ÷åâûå ñëîâà: Quinton Marine
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.
customersupport@researchsolutions.com
10624 S. Eastern Ave., Ste. A-614
Henderson, NV 89052, USA
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Copyright © 2024 scite LLC. All rights reserved.
Made with 💙 for researchers
Part of the Research Solutions Family.